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| Mirrors > Home > MPE Home > Th. List > ellspsn6 | Structured version Visualization version GIF version | ||
| Description: Relationship between a vector and the 1-dim (or 0-dim) subspace it generates. (Contributed by NM, 8-Aug-2014.) (Revised by Mario Carneiro, 8-Jan-2015.) |
| Ref | Expression |
|---|---|
| ellspsn5b.v | ⊢ 𝑉 = (Base‘𝑊) |
| ellspsn5b.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| ellspsn5b.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| ellspsn5b.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| ellspsn5b.a | ⊢ (𝜑 → 𝑈 ∈ 𝑆) |
| Ref | Expression |
|---|---|
| ellspsn6 | ⊢ (𝜑 → (𝑋 ∈ 𝑈 ↔ (𝑋 ∈ 𝑉 ∧ (𝑁‘{𝑋}) ⊆ 𝑈))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ellspsn5b.a | . . . 4 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
| 2 | ellspsn5b.v | . . . . 5 ⊢ 𝑉 = (Base‘𝑊) | |
| 3 | ellspsn5b.s | . . . . 5 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 4 | 2, 3 | lssel 21069 | . . . 4 ⊢ ((𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → 𝑋 ∈ 𝑉) |
| 5 | 1, 4 | sylan 591 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → 𝑋 ∈ 𝑉) |
| 6 | ellspsn5b.w | . . . . 5 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 7 | 6 | adantr 485 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → 𝑊 ∈ LMod) |
| 8 | 1 | adantr 485 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → 𝑈 ∈ 𝑆) |
| 9 | simpr 489 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → 𝑋 ∈ 𝑈) | |
| 10 | ellspsn5b.n | . . . . 5 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 11 | 3, 10 | lspsnss 21122 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 12 | 7, 8, 9, 11 | syl3anc 1397 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 13 | 5, 12 | jca 520 | . 2 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑈) → (𝑋 ∈ 𝑉 ∧ (𝑁‘{𝑋}) ⊆ 𝑈)) |
| 14 | 2, 10 | lspsnid 21125 | . . . . 5 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → 𝑋 ∈ (𝑁‘{𝑋})) |
| 15 | 6, 14 | sylan 591 | . . . 4 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑉) → 𝑋 ∈ (𝑁‘{𝑋})) |
| 16 | ssel 3930 | . . . 4 ⊢ ((𝑁‘{𝑋}) ⊆ 𝑈 → (𝑋 ∈ (𝑁‘{𝑋}) → 𝑋 ∈ 𝑈)) | |
| 17 | 15, 16 | syl5com 32 | . . 3 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝑉) → ((𝑁‘{𝑋}) ⊆ 𝑈 → 𝑋 ∈ 𝑈)) |
| 18 | 17 | impr 459 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑉 ∧ (𝑁‘{𝑋}) ⊆ 𝑈)) → 𝑋 ∈ 𝑈) |
| 19 | 13, 18 | impbida 812 | 1 ⊢ (𝜑 → (𝑋 ∈ 𝑈 ↔ (𝑋 ∈ 𝑉 ∧ (𝑁‘{𝑋}) ⊆ 𝑈))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 400 = wceq 1569 ∈ wcel 2142 ⊆ wss 3904 {csn 4588 ‘cfv 6536 Basecbs 17275 LModclmod 20992 LSubSpclss 21063 LSpanclspn 21103 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1824 ax-4 1838 ax-5 1939 ax-6 1996 ax-7 2037 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-rep 5237 ax-sep 5256 ax-nul 5268 ax-pow 5335 ax-pr 5403 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1104 df-tru 1572 df-fal 1582 df-ex 1809 df-nf 1813 df-sb 2096 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3079 df-rex 3089 df-rmo 3368 df-reu 3369 df-rab 3416 df-v 3456 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-int 4912 df-iun 4957 df-br 5109 df-opab 5173 df-mpt 5192 df-id 5555 df-xp 5666 df-rel 5667 df-cnv 5668 df-co 5669 df-dm 5670 df-rn 5671 df-res 5672 df-ima 5673 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7369 df-ov 7415 df-0g 17500 df-mgm 18704 df-sgrp 18783 df-mnd 18799 df-grp 19009 df-lmod 20994 df-lss 21064 df-lsp 21104 |
| This theorem is used by: ellspsn5b 21127 lsmelval2 21217 dihjat1lem 42230 |
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